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   <div id="projectname">P2 Project - GanttMaker
   &#160;<span id="projectnumber">1.1.0.0</span>
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   <div id="projectbrief">By student group SW2A311, Aalborg University</div>
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<div class="title">Network.cs</div>  </div>
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<a href="_server_2_network_8cs.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;﻿using SW2A311_Lib;</div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="keyword">using</span> System;</div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="keyword">using</span> System.Collections.Generic;</div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="keyword">using</span> System.Linq;</div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="keyword">using</span> System.Net;</div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="keyword">using</span> System.Net.Sockets;</div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="keyword">using</span> System.Runtime.Serialization;</div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="keyword">using</span> System.Threading;</div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;</div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="keyword">namespace </span>Server</div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;{</div>
<div class="line"><a name="l00015"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html">   15</a></span>&#160;    <span class="keyword">class </span><a class="code" href="class_server_1_1_network.html" title="Håndtere op til 100 forbindelser asynkront. Er afhængig af SW2A311_lib ">Network</a></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;    {</div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;</div>
<div class="line"><a name="l00018"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a3b13e43ac500dd700071daeee9e4b9e9">   18</a></span>&#160;        <span class="keyword">private</span> <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="class_server_1_1_network.html#a3b13e43ac500dd700071daeee9e4b9e9">SIZE</a> = 4096;</div>
<div class="line"><a name="l00019"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#ad6bfc99112b31d4e78a791d007c1deb0">   19</a></span>&#160;        <span class="keyword">private</span> byte[] <a class="code" href="class_server_1_1_network.html#ad6bfc99112b31d4e78a791d007c1deb0">_buffer</a> = <span class="keyword">new</span> byte[<a class="code" href="class_server_1_1_network.html#a3b13e43ac500dd700071daeee9e4b9e9">SIZE</a>];</div>
<div class="line"><a name="l00020"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a346849c8e325c175bf4dfd1d6750d8e3">   20</a></span>&#160;        <span class="keyword">private</span> Socket <a class="code" href="class_server_1_1_network.html#a346849c8e325c175bf4dfd1d6750d8e3">_server</a>;</div>
<div class="line"><a name="l00021"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a46cc3c898fd9ab6bad61f79dd9fdbbc2">   21</a></span>&#160;        <span class="keyword">private</span> Dictionary&lt;Socket, User&gt; <a class="code" href="class_server_1_1_network.html#a46cc3c898fd9ab6bad61f79dd9fdbbc2">_clientList</a> = <span class="keyword">new</span> Dictionary&lt;Socket, User&gt;();</div>
<div class="line"><a name="l00022"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a1797924fbf8b3263c448f648af95f641">   22</a></span>&#160;        <span class="keyword">private</span> <span class="keyword">static</span> ManualResetEvent <a class="code" href="class_server_1_1_network.html#a1797924fbf8b3263c448f648af95f641">_allDone</a> = <span class="keyword">new</span> ManualResetEvent(<span class="keyword">false</span>);</div>
<div class="line"><a name="l00023"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a6b29efdd9ffeffc2b8d1e624886159e0">   23</a></span>&#160;        <span class="keyword">private</span> <a class="code" href="class_server_1_1_event_driven_share.html">EventDrivenShare</a> <a class="code" href="class_server_1_1_network.html#a6b29efdd9ffeffc2b8d1e624886159e0">_EDS</a>;</div>
<div class="line"><a name="l00024"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a028d5f8248edab8367b867141b7943d9">   24</a></span>&#160;        <span class="keyword">private</span> <a class="code" href="class_s_w2_a311___lib_1_1_object_to_byte_array.html" title="Klasse med metoderne til at skrive objekter til et byte array. ">ObjectToByteArray</a> <a class="code" href="class_server_1_1_network.html#a028d5f8248edab8367b867141b7943d9">_serializer</a> = <span class="keyword">new</span> <a class="code" href="class_s_w2_a311___lib_1_1_object_to_byte_array.html" title="Klasse med metoderne til at skrive objekter til et byte array. ">ObjectToByteArray</a>();</div>
<div class="line"><a name="l00025"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a1c1a17c071691be093368e5fa8e71aed">   25</a></span>&#160;        <span class="keyword">private</span> <a class="code" href="class_server_1_1_data_handler.html" title="Klasse der styre initialiseringen af Users fra en text fil. ">DataHandler</a> <a class="code" href="class_server_1_1_network.html#a1c1a17c071691be093368e5fa8e71aed">_data</a>;</div>
<div class="line"><a name="l00026"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a2ee5bcc9d396c5c1ca5b8deda7021e10">   26</a></span>&#160;        <span class="keyword">private</span> <a class="code" href="class_server_1_1_network.html#aaaf0c2f6a6b48b2cc3a88ca6a50b7586">CallBackNetwork</a> <a class="code" href="class_server_1_1_network.html#a2ee5bcc9d396c5c1ca5b8deda7021e10">sendCallBackMethod</a>;</div>
<div class="line"><a name="l00027"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#aa3a2dc97399f6208cdac21a87a84afb1">   27</a></span>&#160;        <span class="keyword">private</span> <span class="keywordtype">int</span> <a class="code" href="class_server_1_1_network.html#aa3a2dc97399f6208cdac21a87a84afb1">projectIndex</a> = 0; <span class="comment">// får kæden StartSendProject-SendProject-EndSendProject til at virke rekursivt. Optimalt skulle det være en lokal variable, men CallBack metoder kan kun have et parameter</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div>
<div class="line"><a name="l00033"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a8427bb847d30a38f706307bd2294c70e">   33</a></span>&#160;        <span class="keyword">public</span> <a class="code" href="class_server_1_1_network.html#a8427bb847d30a38f706307bd2294c70e" title="Constructor. Initializere liste af User fra users.txt. ">Network</a>(<a class="code" href="class_server_1_1_event_driven_share.html">EventDrivenShare</a> EDSIn)</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;        {</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;            <a class="code" href="class_server_1_1_network.html#a6b29efdd9ffeffc2b8d1e624886159e0">_EDS</a> = EDSIn;</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;            <a class="code" href="class_server_1_1_network.html#a1c1a17c071691be093368e5fa8e71aed">_data</a> = <span class="keyword">new</span> <a class="code" href="class_server_1_1_data_handler.html" title="Klasse der styre initialiseringen af Users fra en text fil. ">DataHandler</a>(<span class="stringliteral">&quot;users.txt&quot;</span>);</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;            <a class="code" href="class_server_1_1_network.html#a2ee5bcc9d396c5c1ca5b8deda7021e10">sendCallBackMethod</a> = <span class="keyword">new</span> <a class="code" href="class_server_1_1_network.html#aaaf0c2f6a6b48b2cc3a88ca6a50b7586">CallBackNetwork</a>(<a class="code" href="class_server_1_1_network.html#a3cff97c2292e62bde80178b22dc20b54" title="Callback metode til BeginSend(). ">SendData</a>);</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;        }</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;        <span class="keyword">private</span> delegate <span class="keywordtype">void</span> <a class="code" href="class_server_1_1_network.html#aaaf0c2f6a6b48b2cc3a88ca6a50b7586">CallBackNetwork</a>(IAsyncResult iar); <span class="comment">//bliver brugt til at styre hvilke callback metode der skal kaldes efter HandleData</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#ad91d6416512e73811805a9c08660b95e">   44</a></span>&#160;<span class="comment"></span>        <span class="keyword">public</span> <span class="keywordtype">void</span> <a class="code" href="class_server_1_1_network.html#ad91d6416512e73811805a9c08660b95e" title="Start punkt for tråden ">Run</a>()</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;        {</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;            <span class="keywordflow">try</span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;            {</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;                <a class="code" href="class_server_1_1_network.html#a346849c8e325c175bf4dfd1d6750d8e3">_server</a> = <span class="keyword">new</span> Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;                IPEndPoint iep = <span class="keyword">new</span> IPEndPoint(IPAddress.Any, 8100);</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;                IPHostEntry host;</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;                <span class="keywordtype">string</span> serverIP = <span class="stringliteral">&quot;&quot;</span>;</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;                host = Dns.GetHostEntry(Dns.GetHostName());</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;                <span class="keywordflow">foreach</span> (IPAddress ip <span class="keywordflow">in</span> host.AddressList)</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;                {</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;                    <span class="keywordflow">if</span> (ip.AddressFamily == AddressFamily.InterNetwork)</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;                        serverIP += ip.ToString() + <span class="stringliteral">&quot;, &quot;</span>;</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;                }</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;                <a class="code" href="class_server_1_1_network.html#a346849c8e325c175bf4dfd1d6750d8e3">_server</a>.Bind(iep);</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;                <a class="code" href="class_server_1_1_network.html#a6b29efdd9ffeffc2b8d1e624886159e0">_EDS</a>.<a class="code" href="class_server_1_1_event_driven_share.html#a411a6e6da787e36d9de5697b7f5fa2fc">ChatMessage</a> = <span class="stringliteral">&quot;Server initialized&quot;</span>;</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;                <a class="code" href="class_server_1_1_network.html#a346849c8e325c175bf4dfd1d6750d8e3">_server</a>.Listen(100);</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;                <a class="code" href="class_server_1_1_network.html#a6b29efdd9ffeffc2b8d1e624886159e0">_EDS</a>.<a class="code" href="class_server_1_1_event_driven_share.html#a411a6e6da787e36d9de5697b7f5fa2fc">ChatMessage</a> = <span class="stringliteral">&quot;Listening at: \&quot;&quot;</span> + serverIP + <span class="stringliteral">&quot;\&quot; at a maximum of 100 connesctions at a time&quot;</span>;</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;                <span class="keywordflow">while</span> (<span class="keyword">true</span>)</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;                {</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;                    <a class="code" href="class_server_1_1_network.html#a1797924fbf8b3263c448f648af95f641">_allDone</a>.Reset();</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;                    <a class="code" href="class_server_1_1_network.html#a346849c8e325c175bf4dfd1d6750d8e3">_server</a>.BeginAccept(<span class="keyword">new</span> AsyncCallback(<a class="code" href="class_server_1_1_network.html#a712a3f488b72af886c9d90323ed167eb" title="Callback metode til Socket.BeginAccept(). ">AcceptCon</a>), <a class="code" href="class_server_1_1_network.html#a346849c8e325c175bf4dfd1d6750d8e3">_server</a>); <span class="comment">//starter et asynkron klad, der acceptere en forbindelse</span></div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;                    <a class="code" href="class_server_1_1_network.html#a1797924fbf8b3263c448f648af95f641">_allDone</a>.WaitOne();</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;                }</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;            }</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;            <span class="keywordflow">catch</span> (SocketException e)</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;            {</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;                <a class="code" href="class_server_1_1_network.html#a6b29efdd9ffeffc2b8d1e624886159e0">_EDS</a>.<a class="code" href="class_server_1_1_event_driven_share.html#a411a6e6da787e36d9de5697b7f5fa2fc">ChatMessage</a> = e.ToString();</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;            }</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;        }</div>
<div class="line"><a name="l00080"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a712a3f488b72af886c9d90323ed167eb">   80</a></span>&#160;        <span class="keyword">private</span> <span class="keywordtype">void</span> <a class="code" href="class_server_1_1_network.html#a712a3f488b72af886c9d90323ed167eb" title="Callback metode til Socket.BeginAccept(). ">AcceptCon</a>(IAsyncResult iar)</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;        {</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;            <a class="code" href="class_server_1_1_network.html#a1797924fbf8b3263c448f648af95f641">_allDone</a>.Set();</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;            <span class="keywordflow">try</span></div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;            {</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;                Socket oldServer = (Socket)iar.AsyncState;</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;                Socket client = oldServer.EndAccept(iar);</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;                client.NoDelay = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;                <span class="keywordtype">string</span> broadCastJoin = client.LocalEndPoint.ToString() + <span class="stringliteral">&quot; has joined&quot;</span>;</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;                <a class="code" href="class_server_1_1_network.html#a6b29efdd9ffeffc2b8d1e624886159e0">_EDS</a>.<a class="code" href="class_server_1_1_event_driven_share.html#a411a6e6da787e36d9de5697b7f5fa2fc">ChatMessage</a> = client.RemoteEndPoint.ToString() + <span class="stringliteral">&quot; connected&quot;</span>;</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;</div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;                client.BeginReceive(<a class="code" href="class_server_1_1_network.html#ad6bfc99112b31d4e78a791d007c1deb0">_buffer</a>, 0, <a class="code" href="class_server_1_1_network.html#ad6bfc99112b31d4e78a791d007c1deb0">_buffer</a>.Length, SocketFlags.None, <span class="keyword">new</span> AsyncCallback(<a class="code" href="class_server_1_1_network.html#a8d74d64ca209c5b0d78c7effd19d7425" title="Callback metode til BeginReceive(). ">ReceiveData</a>), client);</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;            }</div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;            <span class="keywordflow">catch</span> (Exception e)</div>
<div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;            {</div>
<div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;                <a class="code" href="class_server_1_1_network.html#a6b29efdd9ffeffc2b8d1e624886159e0">_EDS</a>.<a class="code" href="class_server_1_1_event_driven_share.html#a411a6e6da787e36d9de5697b7f5fa2fc">ChatMessage</a> = e.ToString();</div>
<div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;                <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;            }</div>
<div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;        }</div>
<div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;</div>
<div class="line"><a name="l00105"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a3cff97c2292e62bde80178b22dc20b54">  105</a></span>&#160;        <span class="keywordtype">void</span> <a class="code" href="class_server_1_1_network.html#a3cff97c2292e62bde80178b22dc20b54" title="Callback metode til BeginSend(). ">SendData</a>(IAsyncResult iar)</div>
<div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;        {</div>
<div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;            Socket client = (Socket)iar.AsyncState;</div>
<div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;            <span class="keywordflow">try</span></div>
<div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;            {</div>
<div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;                <span class="keywordtype">int</span> sent = client.EndSend(iar);</div>
<div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;                <span class="keywordflow">if</span> (<a class="code" href="class_server_1_1_network.html#a06f82a9b8c386375d9e5a353369a7342" title="Tjekker om et socket er forbundet ">CheckIfSocketIsConnected</a>(client)) <span class="comment">//fordi uforventet disconnects er mulige skal der tjekkes om client er forbundet hver gang man prøver og modtage/sende</span></div>
<div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;                    client.BeginReceive(<a class="code" href="class_server_1_1_network.html#ad6bfc99112b31d4e78a791d007c1deb0">_buffer</a>, 0, <a class="code" href="class_server_1_1_network.html#a3b13e43ac500dd700071daeee9e4b9e9">SIZE</a>, SocketFlags.None, <span class="keyword">new</span> AsyncCallback(<a class="code" href="class_server_1_1_network.html#a8d74d64ca209c5b0d78c7effd19d7425" title="Callback metode til BeginReceive(). ">ReceiveData</a>), client);</div>
<div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;            }</div>
<div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;            <span class="keywordflow">catch</span> (SocketException e)</div>
<div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;            {</div>
<div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;                <a class="code" href="class_server_1_1_network.html#a46cc3c898fd9ab6bad61f79dd9fdbbc2">_clientList</a>.Remove(client);</div>
<div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;                <a class="code" href="class_server_1_1_network.html#a6b29efdd9ffeffc2b8d1e624886159e0">_EDS</a>.<a class="code" href="class_server_1_1_event_driven_share.html#a411a6e6da787e36d9de5697b7f5fa2fc">ChatMessage</a> = <span class="stringliteral">&quot;Error receiving: &quot;</span> + Convert.ToString(e.ErrorCode);</div>
<div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;                <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;            }</div>
<div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;        }</div>
<div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;</div>
<div class="line"><a name="l00126"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a8d74d64ca209c5b0d78c7effd19d7425">  126</a></span>&#160;        <span class="keywordtype">void</span> ReceiveData(IAsyncResult iar)</div>
<div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;        {</div>
<div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;            Socket client = (Socket)iar.AsyncState;</div>
<div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;            <span class="keywordflow">try</span></div>
<div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;            {</div>
<div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;                <span class="keywordtype">int</span> recv = client.EndReceive(iar);</div>
<div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;                <span class="keywordflow">if</span> (recv == 0)</div>
<div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;                {</div>
<div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;                    client.Close();</div>
<div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;                    _server.BeginAccept(<span class="keyword">new</span> AsyncCallback(AcceptCon), _server);</div>
<div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;                    <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;                }</div>
<div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;                byte[] reply = null;</div>
<div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;                <span class="keywordflow">try</span></div>
<div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;                {</div>
<div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;                    reply = HandleData(_buffer, client);</div>
<div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;                }</div>
<div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;                <span class="keywordflow">catch</span> (SerializationException)</div>
<div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;                {</div>
<div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;</div>
<div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;                }</div>
<div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;                <span class="keywordflow">finally</span></div>
<div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;                {</div>
<div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;                    <span class="keywordflow">if</span> (reply == null)</div>
<div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;                        reply = _serializer.SerializeObject(<span class="keyword">new</span> <a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html" title="EncapsulationClass bruges til at indkapsle de objekter vi sender over netværket så vi nemt kan deseri...">EncapsulationClass</a>(<span class="keyword">new</span> <a class="code" href="class_s_w2_a311___lib_1_1_chat_message_encapsulation.html" title="Indkapslings-klasse der har en string til en chat besked og en string med navnet på den bruger der se...">ChatMessageEncapsulation</a>(<span class="stringliteral">&quot;&quot;</span>))); <span class="comment">//array der sendes kan ikke være null og vi kan ikke stoppe sende/modtage loopet, så der kommes en &#39;tom&#39; værdi..</span></div>
<div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;                }</div>
<div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;                <span class="keywordflow">if</span> (CheckIfSocketIsConnected(client) &amp;&amp; reply != null)</div>
<div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;                    client.BeginSend(reply, 0, reply.Length, SocketFlags.None, <span class="keyword">new</span> AsyncCallback(sendCallBackMethod), client);</div>
<div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;            }</div>
<div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;            <span class="keywordflow">catch</span> (SocketException e)</div>
<div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;            {</div>
<div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;                _clientList.Remove(client);</div>
<div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;                _EDS.ChatMessage = <span class="stringliteral">&quot;Error sending: &quot;</span> + Convert.ToString(e.ErrorCode);</div>
<div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;                <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;            }</div>
<div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;        }</div>
<div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;</div>
<div class="line"><a name="l00169"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a349afccd9e76731f96cacd93c52de7b2">  169</a></span>&#160;        <span class="keyword">private</span> byte[] HandleData(byte[] byteArray, Socket currClient)</div>
<div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;        {</div>
<div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;            <a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html" title="EncapsulationClass bruges til at indkapsle de objekter vi sender over netværket så vi nemt kan deseri...">EncapsulationClass</a> data;</div>
<div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;            byte[] toReturn = null;</div>
<div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;            <span class="keywordflow">try</span></div>
<div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;            {</div>
<div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;                data = _serializer.DeSerializeObject&lt;<a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html" title="EncapsulationClass bruges til at indkapsle de objekter vi sender over netværket så vi nemt kan deseri...">EncapsulationClass</a>&gt;(byteArray); <span class="comment">//deserializes byteArray til encapsulationClass</span></div>
<div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;            }</div>
<div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;            <span class="keywordflow">catch</span> (SerializationException)</div>
<div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;            {</div>
<div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;                <span class="keywordflow">throw</span>;</div>
<div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;            }</div>
<div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;</div>
<div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;            <span class="keywordflow">switch</span> (data.<a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html#a5bf4b3f50c67aa2a0450d2cfa6acc27b">TypeCode</a>)</div>
<div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;            {</div>
<div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;                <span class="keywordflow">case</span> <a class="code" href="namespace_s_w2_a311___lib.html#abf922c6a2e5c0362bdf678f8102a3fa5">ObjectType</a>.Project:</div>
<div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;                    <a class="code" href="class_s_w2_a311___lib_1_1_project_data.html" title="Projekt-strukturen, der laver projekt elementer. ">ProjectData</a> project = _serializer.DeSerializeObject&lt;<a class="code" href="class_s_w2_a311___lib_1_1_project_data.html" title="Projekt-strukturen, der laver projekt elementer. ">ProjectData</a>&gt;(data.<a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html#a1c7dda9c812daf824382f802e6c14c4b">SentObject</a>);</div>
<div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;                    Broadcast(byteArray, currClient);</div>
<div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;                    <a class="code" href="class_s_w2_a311___lib_1_1_project_collection.html" title="Laves til en singleton, så vi altid kun har én database. ">ProjectCollection</a>.<a class="code" href="class_s_w2_a311___lib_1_1_project_collection.html#a18f7cdac958922dda5bcbf80351285e5">Instance</a>.<a class="code" href="class_s_w2_a311___lib_1_1_project_collection.html#a0677c65be53503572ba4a16f0195b7ca" title="Add Project metode med minimalt input. ">Add</a>(project);</div>
<div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;                    <a class="code" href="class_s_w2_a311___lib_1_1_project_collection.html" title="Laves til en singleton, så vi altid kun har én database. ">ProjectCollection</a>.<a class="code" href="class_s_w2_a311___lib_1_1_project_collection.html#a18f7cdac958922dda5bcbf80351285e5">Instance</a>.<a class="code" href="class_s_w2_a311___lib_1_1_project_collection.html#a0649c5324c9b1f158c8ddafe14f27e03" title="Skriver backup af _database til en fil. ">WriteDatabaseToFile</a>(project.<a class="code" href="class_s_w2_a311___lib_1_1_project_data.html#a3a7ab00c925cf0f33ca55f65adb7d2e0">ProjectName</a>, project);</div>
<div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;                    _EDS.ChatMessage = <span class="stringliteral">&quot;Added project, with admin: &quot;</span> + project.<a class="code" href="class_s_w2_a311___lib_1_1_project_data.html#a699f323ee86441e0afabb4cc90665916">AssignedAdmin</a>;</div>
<div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;                <span class="keywordflow">case</span> <a class="code" href="namespace_s_w2_a311___lib.html#abf922c6a2e5c0362bdf678f8102a3fa5">ObjectType</a>.Chat:</div>
<div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;                    <a class="code" href="class_s_w2_a311___lib_1_1_chat_message_encapsulation.html" title="Indkapslings-klasse der har en string til en chat besked og en string med navnet på den bruger der se...">ChatMessageEncapsulation</a> chatMsg = _serializer.DeSerializeObject&lt;<a class="code" href="class_s_w2_a311___lib_1_1_chat_message_encapsulation.html" title="Indkapslings-klasse der har en string til en chat besked og en string med navnet på den bruger der se...">ChatMessageEncapsulation</a>&gt;(data.<a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html#a1c7dda9c812daf824382f802e6c14c4b">SentObject</a>);</div>
<div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;                    <span class="keywordflow">if</span> (!chatMsg.<a class="code" href="class_s_w2_a311___lib_1_1_chat_message_encapsulation.html#ad3cd307451d14c79891436cbb3f5ba9f">UserName</a>.Equals(<span class="stringliteral">&quot;&quot;</span>))</div>
<div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;                    { <span class="comment">//da brugeren sender en tom ChatMessageEncapsulation som svar på at modtage et User- og ProjectData-Objekt skal den sorteres fra</span></div>
<div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;                        _EDS.ChatMessage = chatMsg.<a class="code" href="class_s_w2_a311___lib_1_1_chat_message_encapsulation.html#ad3cd307451d14c79891436cbb3f5ba9f">UserName</a> + <span class="stringliteral">&quot;: &quot;</span> + chatMsg.<a class="code" href="class_s_w2_a311___lib_1_1_chat_message_encapsulation.html#aee6f5d189f3303115ef15410bb3709e5">ChatMessageContent</a>;</div>
<div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;                        Broadcast(byteArray, currClient);</div>
<div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;                    }</div>
<div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;                <span class="keywordflow">case</span> <a class="code" href="namespace_s_w2_a311___lib.html#abf922c6a2e5c0362bdf678f8102a3fa5">ObjectType</a>.LogInUser:</div>
<div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;                    <a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a> user = _serializer.DeSerializeObject&lt;<a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a>&gt;(data.<a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html#a1c7dda9c812daf824382f802e6c14c4b">SentObject</a>);</div>
<div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;                    <a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a> userToReturn = authenticateUser(user, currClient);</div>
<div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;                    toReturn = _serializer.SerializeObject&lt;<a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html" title="EncapsulationClass bruges til at indkapsle de objekter vi sender over netværket så vi nemt kan deseri...">EncapsulationClass</a>&gt;(<span class="keyword">new</span> <a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html" title="EncapsulationClass bruges til at indkapsle de objekter vi sender over netværket så vi nemt kan deseri...">EncapsulationClass</a>(userToReturn));</div>
<div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;                    sendCallBackMethod = StartSendProjectData;</div>
<div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;                    _EDS.ChatMessage = <span class="stringliteral">&quot;Handled user login try&quot;</span>;</div>
<div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;                    projectIndex = 0;</div>
<div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;                <span class="keywordflow">case</span> <a class="code" href="namespace_s_w2_a311___lib.html#abf922c6a2e5c0362bdf678f8102a3fa5">ObjectType</a>.CreateUser:</div>
<div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;                    <a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a> userToCreate = _serializer.DeSerializeObject&lt;<a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a>&gt;(data.<a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html#a1c7dda9c812daf824382f802e6c14c4b">SentObject</a>);</div>
<div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;                    _data.Users.Add(<span class="keyword">new</span> <a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a>(userToCreate.<a class="code" href="class_s_w2_a311___lib_1_1_user.html#a618a2f56f64b6402acdba613d185868d">Username</a>, userToCreate.<a class="code" href="class_s_w2_a311___lib_1_1_user.html#a2c00f1641ac4c24b8e059af5ea7f42bb">Password</a>));</div>
<div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;                    _data.WriteUserDatabaseToFile();</div>
<div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;                    _EDS.ChatMessage = <span class="stringliteral">&quot;Added user&quot;</span>;</div>
<div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;                    <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;                <span class="keywordflow">default</span>: <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;            }</div>
<div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;            <span class="keywordflow">return</span> toReturn;</div>
<div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;        }</div>
<div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;</div>
<div class="line"><a name="l00222"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#ae0fc6d9b4cfaac40e19155275c5f467e">  222</a></span>&#160;        <span class="keyword">private</span> <span class="keywordtype">void</span> StartSendProjectData(IAsyncResult iar)</div>
<div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;        {</div>
<div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;            Socket client = (Socket)iar.AsyncState;</div>
<div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;            <span class="keywordtype">int</span> sent = client.EndSend(iar);</div>
<div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;            client.BeginReceive(_buffer, 0, SIZE, SocketFlags.None, <span class="keyword">new</span> AsyncCallback(SendProjectData), client);</div>
<div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;        }</div>
<div class="line"><a name="l00232"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#ab92da05fb8e0c66120eec56b89b30bdc">  232</a></span>&#160;        <span class="keyword">private</span> <span class="keywordtype">void</span> SendProjectData(IAsyncResult iar)</div>
<div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;        {</div>
<div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;            <span class="keywordflow">try</span></div>
<div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;            {</div>
<div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;                Socket client = (Socket)iar.AsyncState;</div>
<div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;                <span class="keywordtype">int</span> recv = client.EndReceive(iar);</div>
<div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;                <a class="code" href="class_s_w2_a311___lib_1_1_project_data.html" title="Projekt-strukturen, der laver projekt elementer. ">ProjectData</a> pd;</div>
<div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;</div>
<div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;                <span class="keywordflow">if</span> (<a class="code" href="class_s_w2_a311___lib_1_1_project_collection.html" title="Laves til en singleton, så vi altid kun har én database. ">ProjectCollection</a>.<a class="code" href="class_s_w2_a311___lib_1_1_project_collection.html#a18f7cdac958922dda5bcbf80351285e5">Instance</a>.<a class="code" href="class_s_w2_a311___lib_1_1_project_collection.html#a426cc5d125e76a34a12922fb4d4dc54a" title="Finder projektet med en bestemt index i _database og returnerer det. Med bool check om projektet blev...">TryItemAtIndex</a>(projectIndex, out pd))</div>
<div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;                {</div>
<div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;                    byte[] projectToSend = _serializer.SerializeObject&lt;<a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html" title="EncapsulationClass bruges til at indkapsle de objekter vi sender over netværket så vi nemt kan deseri...">EncapsulationClass</a>&gt;(<span class="keyword">new</span> <a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html" title="EncapsulationClass bruges til at indkapsle de objekter vi sender over netværket så vi nemt kan deseri...">EncapsulationClass</a>(pd));</div>
<div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;                    _EDS.ChatMessage = <span class="stringliteral">&quot;Project sent: &quot;</span> + pd.ProjectName;</div>
<div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;</div>
<div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;                    <span class="keywordflow">if</span> (CheckIfSocketIsConnected(client))</div>
<div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;                        client.BeginSend(projectToSend, 0, projectToSend.Length, SocketFlags.None, <span class="keyword">new</span> AsyncCallback(EndSendProjectData), client);</div>
<div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;                }</div>
<div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;                <span class="keywordflow">else</span></div>
<div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;                {</div>
<div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;                    sendCallBackMethod = SendData; <span class="comment">//hvis projektet ikke findes, så konstatere vi at alle projekter er blever sendt (altså at projectIndex &gt; antallet af projekter i ProjectCollection)</span></div>
<div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;                    client.BeginReceive(_buffer, 0, SIZE, SocketFlags.None, <span class="keyword">new</span> AsyncCallback(ReceiveData), client);</div>
<div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;                }</div>
<div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;                _allDone.Reset();</div>
<div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;            }</div>
<div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;            <span class="keywordflow">catch</span> (SocketException e)</div>
<div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;            {</div>
<div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;                _EDS.ChatMessage = <span class="stringliteral">&quot;Error receiving: &quot;</span> + Convert.ToString(e.ErrorCode);</div>
<div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;                <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;            }</div>
<div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;        }</div>
<div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;</div>
<div class="line"><a name="l00266"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a3dcd79d24b1fdfe9707df44fcdf40ef1">  266</a></span>&#160;        <span class="keywordtype">void</span> EndSendProjectData(IAsyncResult iar)</div>
<div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;        {</div>
<div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;            <span class="keywordflow">try</span></div>
<div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;            {</div>
<div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;                Socket client = (Socket)iar.AsyncState;</div>
<div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;                <span class="keywordtype">int</span> sent = client.EndSend(iar);</div>
<div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;</div>
<div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;                projectIndex++;</div>
<div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;                <span class="keywordflow">if</span> (CheckIfSocketIsConnected(client))</div>
<div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;                    client.BeginReceive(_buffer, 0, SIZE, SocketFlags.None, <span class="keyword">new</span> AsyncCallback(SendProjectData), client);</div>
<div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;</div>
<div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;            }</div>
<div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;            <span class="keywordflow">catch</span> (SocketException e)</div>
<div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;            {</div>
<div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;                _EDS.ChatMessage = <span class="stringliteral">&quot;Error receiving: &quot;</span> + Convert.ToString(e.ErrorCode);</div>
<div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;                <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;            }</div>
<div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;        }</div>
<div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;</div>
<div class="line"><a name="l00290"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a3a31ec6027e022270769ff7947478ae3">  290</a></span>&#160;        <span class="keyword">private</span> <span class="keywordtype">void</span> Broadcast(Byte[] msgToBroadcast, Socket toSkip)</div>
<div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;        {</div>
<div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;            <span class="keywordflow">foreach</span> (Socket currClient <span class="keywordflow">in</span> _clientList.Keys)</div>
<div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;            {</div>
<div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;                <span class="keywordflow">if</span> (currClient != toSkip)</div>
<div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;                {</div>
<div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;                    Socket client = currClient; <span class="comment">//skal erklæres uden for try/catch da vi skal bruge den i catch</span></div>
<div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;                    <span class="keywordflow">try</span></div>
<div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;                    {</div>
<div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;                        <span class="keywordflow">if</span> (client.Connected)</div>
<div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;                            client.Send(msgToBroadcast, 0, msgToBroadcast.Length, SocketFlags.None);</div>
<div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;                    }</div>
<div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;                    <span class="keywordflow">catch</span> (SocketException e)</div>
<div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;                    {</div>
<div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;                        _EDS.ChatMessage = <span class="stringliteral">&quot;Error broadcasting: &quot;</span> + Convert.ToString(e.ErrorCode);</div>
<div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;                        <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;                    }</div>
<div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;                }</div>
<div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;            }</div>
<div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;        }</div>
<div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;</div>
<div class="line"><a name="l00317"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a38102b3796e664954b46b32b323a35bf">  317</a></span>&#160;        <span class="keyword">private</span> <a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a> authenticateUser(<a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a> userIn, Socket currSocket)</div>
<div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;        {</div>
<div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;            <span class="keywordflow">foreach</span> (<a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a> u <span class="keywordflow">in</span> _data.Users)</div>
<div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;            {</div>
<div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;                <span class="keywordflow">if</span> (u.<a class="code" href="class_s_w2_a311___lib_1_1_user.html#a618a2f56f64b6402acdba613d185868d">Username</a>.Equals(userIn.Username))</div>
<div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;                    <span class="keywordflow">if</span> (u.<a class="code" href="class_s_w2_a311___lib_1_1_user.html#a2c00f1641ac4c24b8e059af5ea7f42bb">Password</a>.Equals(userIn.Password))</div>
<div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;                        <span class="keywordflow">if</span> (!CheckIfUsernameIsConnected(userIn))</div>
<div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;                        { <span class="comment">//tjekker om brugeren allerade er forbundet</span></div>
<div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;                            <a class="code" href="class_s_w2_a311___lib_1_1_chat_message_encapsulation.html" title="Indkapslings-klasse der har en string til en chat besked og en string med navnet på den bruger der se...">ChatMessageEncapsulation</a> connectedMsg = <span class="keyword">new</span> <a class="code" href="class_s_w2_a311___lib_1_1_chat_message_encapsulation.html" title="Indkapslings-klasse der har en string til en chat besked og en string med navnet på den bruger der se...">ChatMessageEncapsulation</a>(<span class="stringliteral">&quot;[Server]&quot;</span>);</div>
<div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;                            connectedMsg.<a class="code" href="class_s_w2_a311___lib_1_1_chat_message_encapsulation.html#aee6f5d189f3303115ef15410bb3709e5">ChatMessageContent</a> = u.<a class="code" href="class_s_w2_a311___lib_1_1_user.html#a618a2f56f64b6402acdba613d185868d">Username</a> + <span class="stringliteral">&quot; has connected!&quot;</span>;</div>
<div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;                            <a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html" title="EncapsulationClass bruges til at indkapsle de objekter vi sender over netværket så vi nemt kan deseri...">EncapsulationClass</a> wrappedMsg = <span class="keyword">new</span> <a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html" title="EncapsulationClass bruges til at indkapsle de objekter vi sender over netværket så vi nemt kan deseri...">EncapsulationClass</a>(connectedMsg);</div>
<div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;                            Broadcast(_serializer.SerializeObject&lt;<a class="code" href="class_s_w2_a311___lib_1_1_encapsulation_class.html" title="EncapsulationClass bruges til at indkapsle de objekter vi sender over netværket så vi nemt kan deseri...">EncapsulationClass</a>&gt;(wrappedMsg), currSocket);</div>
<div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;                            _clientList.Add(currSocket, userIn);</div>
<div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;                            <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a>(userIn.Username, userIn.Password, <span class="keyword">true</span>);</div>
<div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;                        }</div>
<div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;            }</div>
<div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;            <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a>(userIn.Username, userIn.Password, <span class="keyword">false</span>);</div>
<div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;</div>
<div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;        }</div>
<div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;</div>
<div class="line"><a name="l00342"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a0b8b3df32a79b0b5f6360b36a72e4fe1">  342</a></span>&#160;        <span class="keyword">private</span> <span class="keywordtype">bool</span> CheckIfUsernameIsConnected(<a class="code" href="class_s_w2_a311___lib_1_1_user.html" title="User-strukturen, der laver bruger objekter. ">User</a> user)</div>
<div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;        {</div>
<div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;            <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; _clientList.Count; i++)</div>
<div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;            {</div>
<div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;                KeyValuePair&lt;Socket, User&gt; u = _clientList.ElementAt&lt;KeyValuePair&lt;Socket, User&gt;&gt;(i);</div>
<div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;                <span class="keywordflow">if</span> (u.Value.Username.Equals(user.<a class="code" href="class_s_w2_a311___lib_1_1_user.html#a618a2f56f64b6402acdba613d185868d">Username</a>))</div>
<div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;                    <span class="keywordflow">if</span> (u.Key.Connected)</div>
<div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;                        <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;                    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;                        _clientList.Remove(u.Key);</div>
<div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;            }</div>
<div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;            <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;        }</div>
<div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;</div>
<div class="line"><a name="l00361"></a><span class="lineno"><a class="code" href="class_server_1_1_network.html#a06f82a9b8c386375d9e5a353369a7342">  361</a></span>&#160;        <span class="keyword">private</span> <span class="keywordtype">bool</span> CheckIfSocketIsConnected(Socket currSocket)</div>
<div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;        {</div>
<div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;            <span class="keywordflow">if</span> (currSocket.Connected)</div>
<div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;                <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;            <span class="keywordflow">else</span></div>
<div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;            {</div>
<div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;                _clientList.Remove(currSocket);</div>
<div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;                <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;            }</div>
<div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;        }</div>
<div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;    }</div>
<div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;}</div>
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